DarcieMATHlin6217
01.07.2019 •
Mathematics
The ratio of carbon-14 to carbon-12 in a piece of wood discovered in a cave is r = 1/816. estimate the age of the piece of wood.
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Ответ:
Age of the piece of wood was found out to be 55,434.65 years
Step-by-step explanation:
The ratio of carbon-14 to carbon-12 in a piece of wood discovered in a cave is
i.e
We know that,
Where is the half-life of the isotope carbon 14, which is 5730 years.
Putting the values,
years
Ответ:
line up the dot with the numbers that are in the same line X is always frist and the Y
A= (-4,5)
B=(3,-3)